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All results from a given calculation for CH2CH2Cl (2-chloroethyl radical)

using model chemistry: PBEPBE/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A'
Energy calculated at PBEPBE/STO-3G
 hartrees
Energy at 0K-532.474612
Energy at 298.15K-532.478052
HF Energy-532.474612
Nuclear repulsion energy91.739771
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at PBEPBE/STO-3G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3332 3044 5.34      
2 A' 3277 2994 0.13      
3 A' 1583 1446 1.03      
4 A' 1537 1404 0.45      
5 A' 1279 1168 3.25      
6 A' 1136 1038 5.85      
7 A' 671 613 41.79      
8 A' 580 530 13.55      
9 A' 296 270 10.05      
10 A" 3504 3201 0.29      
11 A" 3401 3107 0.11      
12 A" 1300 1188 0.81      
13 A" 1086 992 0.00      
14 A" 802 732 2.03      
15 A" 273 250 0.61      

Unscaled Zero Point Vibrational Energy (zpe) 12028.0 cm-1
Scaled (by 0.9136) Zero Point Vibrational Energy (zpe) 10988.8 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at PBEPBE/STO-3G
ABC
1.05611 0.18051 0.16465

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.486 0.866 0.000
C2 0.000 0.898 0.000
Cl3 0.714 -0.870 0.000
H4 -2.037 0.734 0.946
H5 -2.037 0.734 -0.946
H6 0.428 1.365 -0.913
H7 0.428 1.365 0.913

Atom - Atom Distances (Å)
  C1 C2 Cl3 H4 H5 H6 H7
C11.48642.80221.10241.10242.17872.1787
C21.48641.90662.25152.25151.11101.1110
Cl32.80221.90663.32133.32132.43072.4307
H41.10242.25153.32131.89193.15092.5445
H51.10242.25153.32131.89192.54453.1509
H62.17871.11102.43073.15092.54451.8255
H72.17871.11102.43072.54453.15091.8255

picture of 2-chloroethyl radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 Cl3 110.746 C1 C2 H6 113.233
C1 C2 H7 113.233 C2 C1 H4 120.120
C2 C1 H5 120.120 Cl3 C2 H6 104.195
Cl3 C2 H7 104.195 H4 C1 H5 118.206
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.112      
2 C -0.122      
3 Cl -0.179      
4 H 0.091      
5 H 0.091      
6 H 0.115      
7 H 0.115      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.175 2.058 0.000 2.370
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.412 0.742 0.000
y 0.742 -24.150 0.000
z 0.000 0.000 -23.036
Traceless
 xyz
x 0.181 0.742 0.000
y 0.742 -0.926 0.000
z 0.000 0.000 0.745
Polar
3z2-r21.490
x2-y20.738
xy0.742
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.839 -1.048 0.000
y -1.048 2.707 0.000
z 0.000 0.000 1.660


<r2> (average value of r2) Å2
<r2> 75.732
(<r2>)1/2 8.702